Term ends no later than Sep 30, 2040 · Medium confidence
20-year base term ends Sep 30, 2040
In force on USPTO's status record and by its fee record. A terminal disclaimer on file may shorten this term, possibly to a date already past; its reference document is unresolved, so the date above is an upper bound and no earlier date is guessed.
Sep 30, 2020
Sep 30, 2040
Apr 16, 2024
This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. 0 of 3 maintenance fees are paid so far. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Sep 30, 2020, when application 17/039,591, the earliest non-provisional in its chain, was filed (this one was filed Jan 25, 2023) | Sep 30, 2040 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | no later than Sep 30, 2040 | Medium confidence |
This family
| US 11,593,515 | In force Dec 2040 | Dec 2040 |
| US 11,960,622 | this patent no later than Sep 2040 | no later than Sep 2040 |
| Application 18/412,128 | Abandoned not computed | not computed |
| US 12,475,255 | In force Sep 2040 | Sep 2040 |
| Application 19/393,162 | Pending not computed | not computed |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Mar 7, 2023 Reel 62910, frame 839 | Blaikie, Alfred Blair, III; Bradley, Nathaniel T.; Paugh, Joshua S. | Data Vault Holdings, Inc. | Assignment of Assignor's Interest |
| Jan 7, 2025 Reel 69837, frame 372 | Data Vault Holdings, Inc. | Wisa Technologies, Inc. | Assignment of Assignor's Interest |
| Mar 13, 2025 Reel 70514, frame 711 | Wisa Technologies, Inc. | Datavault AI Inc. | Change of Name |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
What's changing
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Sep 30, 2040. We will not guess the cap.